Home / 8,327,279.32-11,487,212.85-5,065,091.80

Finding the Fourth Proportional to 8,327,279.32, 11,487,212.85 and 5,065,091.80

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Solution

The fourth proportional to 8,327,279.32, 11,487,212.85 and 5,065,091.80 is: 6,987,130.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,327,279.32 : 11,487,212.85 = 5,065,091.80 : x
  2. Step 2: Convert to fraction form
    8,327,279.32/11,487,212.85 = 5,065,091.80/x
  3. Step 3: Cross multiply
    8,327,279.32x = 11,487,212.85 × 5,065,091.80
  4. Step 4: Simplify right side
    8,327,279.32x = 58,183,787,611,389.62
  5. Step 5: Solve for x
    x = 58,183,787,611,389.62/8,327,279.32
  6. Step 6: Final answer
    x = 6,987,130.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.